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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Brian,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I&#8217;m afraid I must take issue with your caveat in the general case; it all depends upon the size of the box.&nbsp; Consider our previous machine which was a 64 CPU Altix and we used Torque to handle the batch work.&nbsp; Interactive logins were constrained by cpusets to the first 8 CPUs, the remainder were assigned to the queue.&nbsp; Memory usage for interactive work was small compared to the machine as a whole; with sensible limits Torque could allocate lots of memory to a single job when requested.&nbsp; I&#8217;ll admit that our workload is atypical, few users running relatively few but quite large jobs rather than the more typical scenario of lots of users running lots of short jobs.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Regards,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Martin<o:p></o:p></span></p></div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal style='margin-left:36.0pt'><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> torqueusers-bounces@supercluster.org [mailto:torqueusers-bounces@supercluster.org] <b>On Behalf Of </b>Andrus, Brian Contractor<br><b>Sent:</b> 26 January 2013 01:27<br><b>To:</b> Torque Users Mailing List<br><b>Subject:</b> Re: [torqueusers] Can we use torque 4.2.0 for single machine acting as both server and node<o:p></o:p></span></p></div></div><p class=MsoNormal style='margin-left:36.0pt'><o:p>&nbsp;</o:p></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Deepak,<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Yes it is possible. And if you install pbs_mom and pbs_server along with a scheduler (eg: pbs_sched) you should be just fine.<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Caveats:<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>This in and of itself is not practical. If you are on the box, you should be aware of the resources and not need a scheduler at all. If others are also logging on, well, pbs will have no idea what resources they are using, so your box could be brought to its knees.<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I am assuming you are looking at this environment as a learning tool, not a production environment.<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>That said, you may want to set your nodes file to specify 1 less core than there are on the box. This will at least ensure your jobs don&#8217;t walk all over some of the other things you will have running. Same with memory, you may want to tell torque to manage less than there really is to prevent non-torque stuff from being walked on by torque stuff </span><span lang=EN-US style='font-size:11.0pt;font-family:Wingdings;color:#1F497D'>J</span><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Brian Andrus<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>ITACS/Research Computing<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Naval Postgraduate School<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Monterey, California<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>voice: 831-656-6238<o:p></o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal style='margin-left:36.0pt'><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> <a href="mailto:torqueusers-bounces@supercluster.org">torqueusers-bounces@supercluster.org</a> <a href="mailto:[mailto:torqueusers-bounces@supercluster.org]">[mailto:torqueusers-bounces@supercluster.org]</a> <b>On Behalf Of </b>Deepak Shingan<br><b>Sent:</b> Thursday, January 24, 2013 8:01 PM<br><b>To:</b> <a href="mailto:torqueusers@supercluster.org">torqueusers@supercluster.org</a><br><b>Subject:</b> [torqueusers] Can we use torque 4.2.0 for single machine acting as both server and node<o:p></o:p></span></p></div></div><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US><o:p>&nbsp;</o:p></span></p><div><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:black'>Hi,<o:p></o:p></span></p><div><div><p class=MsoNormal style='margin-left:36.0pt'><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:black'><br>I am new to torque and wanted to do some proof of concept around some requirement but I don't have cluster setup. <br><br>So is it possible to run torque 4.2.0 on single machine with multiple core acting as both server and compute node. If yes what are the changes I need to do for setup?<br><br>Regards,<br>-Deepak<o:p></o:p></span></p></div></div></div><p style='margin-left:36.0pt'><span lang=EN-US>DISCLAIMER ========== This e-mail may contain privileged and confidential information which is the property of Persistent Systems Ltd. It is intended only for the use of the individual or entity to which it is addressed. If you are not the intended recipient, you are not authorized to read, retain, copy, print, distribute or use this message. If you have received this communication in error, please notify the sender and delete all copies of this message. Persistent Systems Ltd. does not accept any liability for virus infected mails.<o:p></o:p></span></p></div>
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